00001 /* 00002 * libopenraw - unpack.cpp 00003 * 00004 * Copyright (C) 2008 Hubert Figuiere 00005 * Copyright (C) 2008 Novell, Inc. 00006 * 00007 * This library is free software; you can redistribute it and/or 00008 * modify it under the terms of the GNU Lesser General Public 00009 * License as published by the Free Software Foundation; either 00010 * version 2.1 of the License, or (at your option) any later version. 00011 * 00012 * This library is distributed in the hope that it will be useful, 00013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00015 * Lesser General Public License for more details. 00016 * 00017 * You should have received a copy of the GNU Lesser General Public 00018 * License along with this library; if not, write to the Free Software 00019 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA 00020 */ 00021 00022 00023 #ifndef __UNPACK_H__ 00024 #define __UNPACK_H__ 00025 00026 #include <stdint.h> 00027 #include <stddef.h> 00028 00029 #include <boost/noncopyable.hpp> 00030 00031 namespace OpenRaw { namespace Internals { 00032 00034 class Unpack 00035 : public boost::noncopyable 00036 { 00037 public: 00038 Unpack(uint32_t w, uint32_t h, uint32_t t); 00039 00040 size_t block_size(); 00041 size_t row_advance(); 00042 size_t unpack_be12to16(uint8_t *dest, size_t outsize, 00043 const uint8_t *src, size_t insize); 00044 private: 00045 uint32_t m_w; 00046 uint32_t m_h; 00047 uint32_t m_col, m_row; 00048 uint32_t m_type; 00049 }; 00050 00051 } } 00052 00053 #endif